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Rectorite Gallery

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Rectorite : (Na,Ca)Al4(Si,Al)8O20(OH)4·2H2O

Blue Mountain District, Marble Township, Garland Co., Arkansas, USA

Five pieces of leather-like rectorite in twisted, irregular shapes. Ex. Robert C. Linck (1905-1970). Overall size of mineral specimen: 1-4 cm. Size of individual crystals: .
 © 2003 John H. BettsPhoto ID: 9835    View Count: 824

Rectorite : (Na,Ca)Al4(Si,Al)8O20(OH)4·2H2O, Quartz : SiO2

Jeffrey Quarry, Jeffrey, Pulaski Co., Arkansas, USA

Interesting specimen of "mountain leather", a decrepitated claylike mineral that has the feel and sturdiness of cardboard. 4.5 x 4.2 x 4 cm

 © Rob LavinskyPhoto ID: 112792    View Count: 138
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